[INFO] cloning repository https://github.com/Furetur/jex_vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Furetur/jex_vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuretur%2Fjex_vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuretur%2Fjex_vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f7f834604f23c7123b81e58cf257a3bdf6377c2d [INFO] checking Furetur/jex_vm against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuretur%2Fjex_vm" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Furetur/jex_vm on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Furetur/jex_vm [INFO] finished tweaking git repo https://github.com/Furetur/jex_vm [INFO] tweaked toml for git repo https://github.com/Furetur/jex_vm written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/Furetur/jex_vm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bf1391f9e1d3c82df69f7ed0e7681952b34e2fd3b39ac3522d180869efa95d6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7bf1391f9e1d3c82df69f7ed0e7681952b34e2fd3b39ac3522d180869efa95d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bf1391f9e1d3c82df69f7ed0e7681952b34e2fd3b39ac3522d180869efa95d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bf1391f9e1d3c82df69f7ed0e7681952b34e2fd3b39ac3522d180869efa95d6", kill_on_drop: false }` [INFO] [stdout] 7bf1391f9e1d3c82df69f7ed0e7681952b34e2fd3b39ac3522d180869efa95d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 684ff4306f594a5b304005b1e6c1fdd124d071bba1816e21c911aab7b332ad5a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "684ff4306f594a5b304005b1e6c1fdd124d071bba1816e21c911aab7b332ad5a", kill_on_drop: false }` [INFO] [stderr] Checking extendable_vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `*machine` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/jex/instructions/jumps.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 88 | let function = machine.get_operand_from_top(arity)?.as_function()?; [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 97 | machine.push_frame(*chunk_id, name.clone(), chunk_start_slot); [INFO] [stdout] | ^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `*machine` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/jex/instructions/jumps.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 88 | let function = machine.get_operand_from_top(arity)?.as_function()?; [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 97 | machine.push_frame(*chunk_id, name.clone(), chunk_start_slot); [INFO] [stdout] | ^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `StringInterner` [INFO] [stdout] --> src/string_interner.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct StringInterner { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/string_interner.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new() -> StringInterner { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_string_object` [INFO] [stdout] --> src/string_interner.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn get_string_object(&mut self, str: String) -> Rc { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_string_value` [INFO] [stdout] --> src/string_interner.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn get_string_value(&mut self, str: String) -> JexValue { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `StringInterner` [INFO] [stdout] --> src/string_interner.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct StringInterner { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/string_interner.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn new() -> StringInterner { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_string_object` [INFO] [stdout] --> src/string_interner.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn get_string_object(&mut self, str: String) -> Rc { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_string_value` [INFO] [stdout] --> src/string_interner.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn get_string_value(&mut self, str: String) -> JexValue { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `run_chunk`, `run_instructions` [INFO] [stdout] --> tests/vm_test_calls_returns.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use run::run_jex::{run_chunk, run_chunks, run_instructions}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_chunk` [INFO] [stdout] --> tests/run/mod.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn run_chunk(chunk: TestChunk) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> tests/run/code.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(op_code: JexOpCode) -> TestInstruction { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.20s [INFO] running `Command { std: "docker" "inspect" "684ff4306f594a5b304005b1e6c1fdd124d071bba1816e21c911aab7b332ad5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "684ff4306f594a5b304005b1e6c1fdd124d071bba1816e21c911aab7b332ad5a", kill_on_drop: false }` [INFO] [stdout] 684ff4306f594a5b304005b1e6c1fdd124d071bba1816e21c911aab7b332ad5a